update test code

diff --git a/test/multimeida_image_util_test.c b/test/multimeida_image_util_test.c
index 4f6899e..74a0324 100755 (executable)
--- a/test/multimeida_image_util_test.c
+++ b/test/multimeida_image_util_test.c
@@ -55,7 +55,7 @@ bool decode_jpeg_cb( image_util_colorspace_e colorspace , void * user_data){
                int ret;
                unsigned char * buffer = NULL;
                int w, h;
-               int size;
+               unsigned int size;
 
                const char *path = (const char*)user_data;
                
@@ -116,7 +116,7 @@ bool encode_jpeg_cb( image_util_colorspace_e colorspace , void * user_data){
        buffer = malloc(size);
        ret = image_util_convert_colorspace(buffer, colorspace , img_data->buffer , img_data->w, img_data->h , IMAGE_UTIL_COLORSPACE_BGRA8888);
 
-       sprintf(filename, "test_%s.jpg", colorspace_str_tbl[colorspace]);       
+       snprintf(filename, 255, "test_%s.jpg", colorspace_str_tbl[colorspace]); 
        ret = image_util_encode_jpeg(buffer, img_data->w , img_data->h , colorspace, 100, filename);
        printf("%s encode jpg %d\n",  colorspace_str_tbl[colorspace] , ret);